EP0164401A1 - Improved wide area coverage ratio communications system and method - Google Patents

Improved wide area coverage ratio communications system and method

Info

Publication number
EP0164401A1
EP0164401A1 EP85900345A EP85900345A EP0164401A1 EP 0164401 A1 EP0164401 A1 EP 0164401A1 EP 85900345 A EP85900345 A EP 85900345A EP 85900345 A EP85900345 A EP 85900345A EP 0164401 A1 EP0164401 A1 EP 0164401A1
Authority
EP
European Patent Office
Prior art keywords
transmission
frequencies
sites
fixed
message
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP85900345A
Other languages
German (de)
English (en)
French (fr)
Inventor
Gary Wayne Persinotti
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Motorola Solutions Inc
Original Assignee
Motorola Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Motorola Inc filed Critical Motorola Inc
Publication of EP0164401A1 publication Critical patent/EP0164401A1/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/04—Large scale networks; Deep hierarchical networks
    • H04W84/08—Trunked mobile radio systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2621—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile using frequency division multiple access [FDMA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
    • H04W4/10—Push-to-Talk [PTT] or Push-On-Call services
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/40—Connection management for selective distribution or broadcast
    • H04W76/45—Connection management for selective distribution or broadcast for Push-to-Talk [PTT] or Push-to-Talk over cellular [PoC] services
EP85900345A 1983-12-07 1984-11-29 Improved wide area coverage ratio communications system and method Withdrawn EP0164401A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/559,122 US4578815A (en) 1983-12-07 1983-12-07 Wide area coverage radio communication system and method
US559122 1995-11-17

Publications (1)

Publication Number Publication Date
EP0164401A1 true EP0164401A1 (en) 1985-12-18

Family

ID=24232348

Family Applications (1)

Application Number Title Priority Date Filing Date
EP85900345A Withdrawn EP0164401A1 (en) 1983-12-07 1984-11-29 Improved wide area coverage ratio communications system and method

Country Status (5)

Country Link
US (1) US4578815A (it)
EP (1) EP0164401A1 (it)
CA (1) CA1219915A (it)
IT (1) IT1219411B (it)
WO (1) WO1985002745A1 (it)

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Also Published As

Publication number Publication date
CA1219915A (en) 1987-03-31
WO1985002745A1 (en) 1985-06-20
IT1219411B (it) 1990-05-11
US4578815A (en) 1986-03-25
IT8449262A0 (it) 1984-12-06

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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STAA Information on the status of an ep patent application or granted ep patent

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Effective date: 19851112

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Inventor name: PERSINOTTI, GARY, WAYNE